KHIA headerKnow-How in Action

VOL XXXI, NO 174

Belzona® Coats Submersible Pump For Potable Water

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Filtration Plant, Montréal, Québec, Canada

 
 

Application Date:

July 2016

 
 

Application Situation:

Submersible Pump

 
 

Problem:

After several years in use this pump needed to be repaired and protected due to erosion/corrosion. Being a filtration plant a product with NSF 61 approval was specified by customer.

 
 

Products:

Belzona 5812DW
Belzona 1111 (Super Metal)

 

Substrate:

Cast Iron

 
 

Application Method:

Belzona surface preparation respected. 3 mils roughness profile. Aluminium oxide angular abrasive was used for blasting. Belzona system leaflets, CEP-3, 4, 6, was followed.

 
 

Belzona Facts:

Originally customer thought pump was scrap. Pump shop convinced customer to repair and protect with Belzona. Belzona was picked because of our know-how, experience and credibility. After briefing customer on years in use of his pump welding and hot work were not considered. Belzona 5812DW's NSF 61 and blue color factored into the decision for the application.

 
 

Photographs Description

1. Suction bell before 2. Suction bell blasted to specs and rebuilt with Belzona 1111 3. Suction bell with 5812DW 4. Other pump parts coated inside out with 5812DW

 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com